Ancient Greek underwater 'city' turns out to be a completely natural formation

The vast ocean holds many ancient secrets, but scientists say the presumed ‘lost city’ recently discovered near the Greek island Zakynthos is not one of them. Divers stumbled upon what appeared to be circular columns and paved platforms on the ocean’s floor and believed they had found the remains of a lost civilization. Upon further inspection, the site turns out to have been formed naturally, around five million years ago.
After the initial discovery of the site, which is between...